Polite Payment Reminder A polite payment reminder is ideal when you want to follow up early without sounding sharp. These examples help you stay warm, professional, and easy to reply to while still moving the invoice forward. Reminder copy Friendly reminder Subject: Quick check-in on invoice INV-8920 Hi Olivia, I hope you are doing well. I wanted to send a quick check-in on invoice INV-8920 in case it slipped through the cracks. If payment has already been scheduled, please ignore this note. Otherwise, I would appreciate an update when you have a moment. Many thanks, Lena --- Polite reminder with attachment Subject: Invoice INV-8920 follow-up Hi Olivia, Just a friendly follow-up on invoice INV-8920. I have attached it again here in case that is helpful. Please let me know if you need anything else from me to process payment. Best, Lena Tips - Lead with a warm tone, but still name the invoice clearly. - Use this style for first reminders and trusted client relationships. - Let automation handle timing so the tone stays calm and consistent every month.